package src.map;

import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

public class ConcurrentHashMapTest {
    public static void main(String[] args) {
        ConcurrentHashMap<String,Object> map=new ConcurrentHashMap<>(32);
        for (int i = 0; i <64 ; i++) {
            map.put(i+"",i);
        }

    }
}
